Yoshio Matoba

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Organic EL element drive circuit and organic EL display device usin...
- Patent number 7,030,841
- Issue date Apr 18, 2006
- Rohm Co., Ltd.
- Shinichi Abe
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Organic EL element drive circuit and organic EL display device usin...
- Publication number 20040155840
- Publication date Aug 12, 2004
- Shinichi Abe
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS